[117428] in North American Network Operators' Group

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Re: OSPF vs IS-IS vs PrivateAS eBGP

daemon@ATHENA.MIT.EDU (Randy Bush)
Fri Sep 11 21:24:18 2009

Date: Fri, 11 Sep 2009 18:23:04 -0700
From: Randy Bush <randy@psg.com>
To: Glen Kent <glen.kent@gmail.com>
In-Reply-To: <92c950310909111735x1790e134mf9c4fe8d28032c41@mail.gmail.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

> I seem to get the impression that isis is preferred in the core. Any
> reasons why folks dont prefer to go with ospf?

a bit harder to attack clnp (is-is) than ip (ospf)

is-is a bit simpler to configure, though you can get a sick as you
want.  but don't.

a bit simpler to code, so worked and was stable when ospf was far
flakier than it is now.

randy


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